AV-38, Guanshan Section, Longtan, Nanjing City (Permian of China)

Where: Jiangsu, China (32.2° N, 119.1° E: paleocoordinates 4.4° N, 96.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Qixia Formation, Kungurian (279.3 - 272.3 Ma)

• Lower Member

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: microfossils

Collected by T.C. Chen et al in 1955; reposited in the NIGPAS

Primary reference: T. C. Chen. 1958. Permian ostracods from the Chihsia limestone of Lungtan, Nanking. Acta Palaeontologica Sinica 6:215-265 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 142167: authorized by Matthew Clapham, entered by Matthew Clapham on 06.04.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Palaeocopida - Kirkbyidae
Shleesha cf. pinguis Ulrich and Bassler 1906 ostracod
 Platycopida - Cavellinidae
Cavellina glandella Whitfield 1882 ostracod
 Podocopida - Bairdiidae
Fabalicypris elliptica Chen 1958 ostracod
"Orthobairdia powersi" = Bairdia (Rectobairdia) powersi Kellett 1934 ostracod
Bairdia kwanshanensis n. sp. Chen 1958 ostracod
Bairdia menardensis Harlton 1929 ostracod
Cryptobairdia coryelli Roth and Skinner 1931 ostracod
"Bairdia ventriconcava n. sp." = Lobobairdia ventriconcava Chen 1958 ostracod
Bairdiacypris ventralis Chen 1958 ostracod
 Podocopida - Acratiidae
Acratia "sp. 1" Delo 1930 ostracod
 Podocopida - Bairdiocyprididae
Silenites testatus Chen 1958 ostracod
 Podocopida - Cytherideidae
Basslerella crassa Kellett 1935 ostracod
Basslerella ola n. sp. Chen and Bao 1986 ostracod
 Podocopida - Microcheilinellidae
Microcheilinella postspinosa Chen 1958 ostracod
Microcheilinella speciosa Chen 1958 ostracod
 Podocopida - Macrocyprididae